Prime p₀= 1040783415653189743 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 28 8 42 12 16 2 52 56 22 56 52 2 16 12 42 8 28 (?)
a_n: 0 28 36 78 90 106 108 160 216 238 294 346 348 364 376 418 426 454
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 454
Found by: aendgraend
db: batch=76, k=18, 28 8 42 12 16 2 52 56 22

STPT(12)	1040782474660045991	0 2 18 20 30 32 96 98 108 110 126 128	-940993143752
SPT(16)	1040782864225267591	0 22 82 96 136 138 168 178 240 250 280 282 322 336 396 418	-551427922152
SPT(16)	1040783014872807851	0 30 32 80 102 126 156 170 198 212 242 266 288 336 338 368	-400780381892
SPT(16)	1040783206326152207	0 32 62 102 140 144 146 174 242 270 272 276 314 354 384 416	-209327037536
SPT(16)	1040783312671733209	0 28 40 138 148 154 160 168 244 252 258 264 274 372 384 412	-102981456534
SPT(16)	1040783362465080317	0 20 30 72 90 96 114 122 174 182 200 206 224 266 276 296	-53188109426
SPT(16)	1040783569344456083	0 44 98 128 180 200 276 320 354 398 474 494 546 576 630 674	153691266340
STPT(10)	1040783632936632887	0 2 30 32 42 44 54 56 84 86	217283443144
STPT(10)	1040783661314785457	0 2 24 26 42 44 60 62 84 86	245661595714
STPT(10)	1040783686906700837	0 2 42 44 72 74 102 104 144 146	271253511094
SPT(16)	1040783793392117587	0 66 82 94 112 142 180 184 192 196 234 264 282 294 310 376	377738927844